Я новичок в приложении RoR и хочу установить arachni, но когда я запускаю "gem install arachni", он показывает ошибку, как показано ниже
/home/crystal103/.rvm/rubies/ruby-1.9.2-p290/bin/gem:4: warning: Insecure world writable dir /opt in PATH, mode 040777
Building native extensions. This could take a while...
ERROR: Error installing arachni:
ERROR: Failed to build gem native extension.
/home/crystal103/.rvm/rubies/ruby-1.9.2-p290/bin/ruby extconf.rb
checking for curl/curl.h in /opt/local/include,/opt/local/include/curl,/home/crystal103/.rvm/rubies/ruby-1.9.2- p290/include/curl,/home/crystal103/.rvm/rubies/ruby-1.9.2- p290/include,/usr/include/curl,/usr/local/include/curl... no
need libcurl
*** extconf.rb failed ***
Could not create Makefile due to some reason, probably lack of
necessary libraries and/or headers. Check the mkmf.log file for more
details. You may need configuration options.
Provided configuration options:
--with-opt-dir
--with-opt-include
--without-opt-include=${opt-dir}/include
--with-opt-lib
--without-opt-lib=${opt-dir}/lib
--with-make-prog
--without-make-prog
--srcdir=.
--curdir
--ruby=/home/crystal103/.rvm/rubies/ruby-1.9.2-p290/bin/ruby
Gem files will remain installed in /home/crystal103/.rvm/gems/ruby-1.9.2- p290/gems/typhoeus-0.3.3 for inspection.
Results logged to /home/crystal103/.rvm/gems/ruby-1.9.2-p290/gems/typhoeus- 0.3.3/ext/typhoeus/gem_make.out
Это сводит меня с ума весь день, но я не могурешить .... Пожалуйста, помогите